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D
TEXTILES PAPER
D21
Papermaking
D21C
PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS APPARATUS THEREFOR
D21C3/00
Pulping cellulose-containing materials
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D21C3/003
with organic compounds
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Patents Grants
last 30 patents
Information
Patent Grant
Temperature-controlled delignification of biomass
Patent number
11,982,051
Issue date
May 14, 2024
SixRing Inc.
Markus Weissenberger
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Combination approach to delignification of biomass under ambient co...
Patent number
11,982,052
Issue date
May 14, 2024
SixRing Inc.
Clay Purdy
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Modified sulfuric acid and uses thereof
Patent number
11,965,289
Issue date
Apr 23, 2024
SixRing Inc.
Clay Purdy
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Foam-based manufacturing system and process
Patent number
11,932,988
Issue date
Mar 19, 2024
Kimberly-Clark Worldwide, Inc.
Marvin E. E. Swails
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for producing refined cotton with high polymerization degree
Patent number
11,932,989
Issue date
Mar 19, 2024
HUBEI JINHANJIANG REFINED COTTON CO., LTD.
Hangxu Zhou
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Approach to biomass delignification
Patent number
11,905,656
Issue date
Feb 20, 2024
SixRing Inc.
Clay Purdy
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Efficient methods and compositions for recovery of products from or...
Patent number
11,851,815
Issue date
Dec 26, 2023
Pierson Capital Environmental (Beijing) Limited
Feng Ling
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Method of transforming high consistency pulp fibers into pre-disper...
Patent number
11,834,785
Issue date
Dec 5, 2023
Fpinnovations
Makhlouf Laleg
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Nanolignocellulose compositions and processes to produce these comp...
Patent number
11,834,523
Issue date
Dec 5, 2023
GranBio Intellectual Property Holdings, LLC
Kimberly Nelson
C13 - SUGAR INDUSTRY
Information
Patent Grant
Multi-step process for the isolation of components from Miscanthus
Patent number
11,814,790
Issue date
Nov 14, 2023
EXEGI IP MANAGEMENT B.V.
Marcel Van De Peppel
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Low energy production process for producing paper pulp from lignoce...
Patent number
11,624,152
Issue date
Apr 11, 2023
Société Bioeb
Michel Delmas
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method to convert mechanical pulp derived waste material into value...
Patent number
11,486,094
Issue date
Nov 1, 2022
Aalto University Foundation sr
Herbert Sixta
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of producing chemical pulp
Patent number
11,473,241
Issue date
Oct 18, 2022
Andritz Oy
Janne Vehmaa
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Phenols as additives in kraft pulping
Patent number
11,390,990
Issue date
Jul 19, 2022
Auburn University
Zhihua Jiang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Treatment of lignocellulosic biomass with ionic liquid
Patent number
11,118,308
Issue date
Sep 14, 2021
IP2IPO Innovations Limited
Jason P. Hallett
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fine cellulose fiber and production method for same
Patent number
11,015,291
Issue date
May 25, 2021
FUTAMURA KAGAKU KABUSHIKI KAISHA
Lianzhen Lin
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Method for separating cellulose
Patent number
10,920,372
Issue date
Feb 16, 2021
EARTHRECYCLE CO., LTD.
Takashi Tachibana
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Methods for the production of pulp and hemicellulose
Patent number
10,787,766
Issue date
Sep 29, 2020
Inventure Renewables, Inc.
William Rusty Sutterlin
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Tobacco-derived nanocellulose material
Patent number
10,774,472
Issue date
Sep 15, 2020
R. J. Reynolds Tobacco Company
Andries Don Sebastian
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Low temperature and efficient fractionation of lignocellulosic biom...
Patent number
10,494,489
Issue date
Dec 3, 2019
Junyong Zhu
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Process for individualizing trichomes
Patent number
10,344,428
Issue date
Jul 9, 2019
The Procter & Gamble Company
Khosrow Parviz Mohammadi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for controlling the deposition of stickies in pulping and pa...
Patent number
10,253,454
Issue date
Apr 9, 2019
Birgit Blasing
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Tobacco-derived nanocellulose material
Patent number
10,196,778
Issue date
Feb 5, 2019
R. J. Reynolds Tobacco Company
Andries Don Sebastian
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Process for the organosolv treatment of lignocellulosic biomass
Patent number
10,072,099
Issue date
Sep 11, 2018
Stichting Energieonderzoek Centrum Nederland
Adrianus Theodorus Smit
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Biomass process optimisation
Patent number
10,000,891
Issue date
Jun 19, 2018
BIO-SEP LIMITED
Malcolm Gilbert Gates
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Liquefaction of biomass at low pH
Patent number
9,783,565
Issue date
Oct 10, 2017
Renmatix, Inc.
Anders Carlius
C13 - SUGAR INDUSTRY
Information
Patent Grant
Production of textile from citrus fruit
Patent number
9,771,435
Issue date
Sep 26, 2017
ORANGE FIBER S.R.L.
Adriana Maria Santanocito
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Treatment of biomass to dissolve lignin with ionic liquid composition
Patent number
9,765,478
Issue date
Sep 19, 2017
Imperial Innovations Ltd.
Agnieszka Brandt
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Method for catalytic oxidation of cellulose and method for making a...
Patent number
9,410,285
Issue date
Aug 9, 2016
UPM-Kymmene Corporation
Tapani Vuorinen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Lignin conversion process
Patent number
9,187,390
Issue date
Nov 17, 2015
Biochemtex S.p.A.
Aaron Murray
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
PULP FOR JUNCAO SPINNING AND PREPARATION METHOD AND USE THEREOF
Publication number
20240084507
Publication date
Mar 14, 2024
XINXIANG CHEMICAL FIBRE CO., LTD.
Yijie XIE
D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
Information
Patent Application
METHOD FOR SEPARATING BIOMASS COMPONENTS BY TERNARY SYSTEM
Publication number
20230323597
Publication date
Oct 12, 2023
QILU UNIVERSITY OF TECHNOLOGY
Yongchao Zhang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
EXTRACTION OF DELIGNIFIED, CELLULOSE-BASED FIBERS FROM NATURAL PLAN...
Publication number
20230160141
Publication date
May 25, 2023
University of Maryland, College Park
Liangbing HU
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
FOAM-BASED MANUFACTURING SYSTEM AND PROCESS
Publication number
20230074870
Publication date
Mar 9, 2023
Kimberly-Clark Worldwide, Inc.
Marvin E. E. Swails
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESS FOR PRODUCING REFINED COTTON WITH HIGH POLYMERIZATION DEGREE
Publication number
20230046123
Publication date
Feb 16, 2023
HUBEI JINHANJIANG REFINED COTTON CO., LTD.
Hangxu ZHOU
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD AND PLANT FOR OBTAINING CELLULOSE FIBRES
Publication number
20230002971
Publication date
Jan 5, 2023
LEINICH BETEILIGUNGEN GMBH
Hermann DAUSER
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
TEMPERATURE-CONTROLLED DELIGNIFICATION OF BIOMASS
Publication number
20220412001
Publication date
Dec 29, 2022
SixRing Inc.
Markus Weissenberger
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
MODIFIED SULFURIC ACID AND USES THEREOF
Publication number
20220267955
Publication date
Aug 25, 2022
SixRing Inc.
Clay PURDY
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
MODIFIED SULFURIC ACID AND USES THEREOF
Publication number
20220267951
Publication date
Aug 25, 2022
SixRing Inc.
Clay PURDY
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
MODIFIED SULFURIC ACID AND USES THEREOF
Publication number
20220267953
Publication date
Aug 25, 2022
SixRing Inc.
Clay PURDY
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
MODIFIED SULFURIC ACID AND USES THEREOF
Publication number
20220267952
Publication date
Aug 25, 2022
SixRing Inc.
Clay PURDY
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
MODIFIED SULFURIC ACID AND USES THEREOF
Publication number
20220267954
Publication date
Aug 25, 2022
SixRing Inc.
Clay PURDY
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
ARYLSULFONIC ACID - MODIFIED SULFURIC ACID AND USES THEREOF
Publication number
20220267956
Publication date
Aug 25, 2022
SixRing Inc.
Clay PURDY
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
APPROACH TO BIOMASS DELIGNIFICATION
Publication number
20220195664
Publication date
Jun 23, 2022
SixRing Inc.
Clay PURDY
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
COMBINATION APPROACH TO DELIGNIFICATION OF BIOMASS UNDER AMBIENT CO...
Publication number
20220186434
Publication date
Jun 16, 2022
SixRing Inc.
Clay PURDY
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
NOVEL APPROACH TO BIOMASS DELIGNIFICATION
Publication number
20220170206
Publication date
Jun 2, 2022
SixRing Inc.
Clay PURDY
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD OF PRODUCING HOLOCELLULOSE AND PAPER STRENGTH AGENT, PROCESS...
Publication number
20220018065
Publication date
Jan 20, 2022
RISE INNVENTIA AB
Paul KROCHAK
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD OF TRANSFORMING HIGH CONSISTENCY PULP FIBERS INTO PRE-DISPER...
Publication number
20210285156
Publication date
Sep 16, 2021
FPINNOVATIONS
Makhlouf LALEG
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESSES FOR PRODUCING NANOCELLULOSE, AND NANOCELLULOSE COMPOSITIO...
Publication number
20210277151
Publication date
Sep 9, 2021
API Intellectual Property Holdings, LLC
Kimberly NELSON
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
NANOLIGNOCELLULOSE COMPOSITIONS AND PROCESSES TO PRODUCE THESE COMP...
Publication number
20210221919
Publication date
Jul 22, 2021
GranBio Intellectual Property Holdings, LLC
Kimberly NELSON
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR TREATING DISSOLVING PULP
Publication number
20210207321
Publication date
Jul 8, 2021
NOVOZYMES A/S
Pedro Emanuel Garcia Loureiro
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
A LOW ENERGY PRODUCTION PROCESS FOR PRODUCING PAPER PULP FROM LIGNO...
Publication number
20210002824
Publication date
Jan 7, 2021
Michel DELMAS
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING DENSIFIED CELLULOSIC COMPOSITE MATERIAL
Publication number
20200208346
Publication date
Jul 2, 2020
ETH Zurich
Thomas SCHNIDER
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD OF PRODUCING CHEMICAL PULP
Publication number
20200181838
Publication date
Jun 11, 2020
ANDRITZ OY
Janne VEHMAA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR PRODUCING ACETATE GRADE DISSOLVING PULP FROM POPLAR RESI...
Publication number
20200173103
Publication date
Jun 4, 2020
QILU UNIVERSITY OF TECHNOLOGY
Chaojun WU
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHODS FOR THE PRODUCTION OF PULP AND HEMICELLULOSE
Publication number
20190309473
Publication date
Oct 10, 2019
INVENTURE RENEWABLES, INC.
William Rusty SUTTERLIN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Low Temperature and Efficient Fractionation of Lignocellulosic Biom...
Publication number
20190233596
Publication date
Aug 1, 2019
The United States of America as represented by the Secretary of Agriculture
Junyong Zhu
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Method for improved pulping using an environmentally friendly pulpi...
Publication number
20190226142
Publication date
Jul 25, 2019
Jim Constantacos
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
TOBACCO-DERIVED NANOCELLULOSE MATERIAL
Publication number
20190153673
Publication date
May 23, 2019
R.J. Reynolds Tobacco Company
Andries Don Sebastian
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Method for Separating Cellulose
Publication number
20190136448
Publication date
May 9, 2019
EARTHRECYCLE CO., LTD.
Takashi TACHIBANA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE